{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "Acute experimental models of renal damage to the proximal tubular , glomerular , and papillary regions of the rat were produced by administration of hexachloro - 1 : 3 - butadiene ( HCBD ) , puromycin aminonucleoside ( PAN ) , and 2 - bromoethylamine ( BEA ) , respectively ."}
{"Disease": ["Acute experimental models of renal damage"], "Chemical": ["hexachloro - 1 : 3 - butadiene", "HCBD", "puromycin aminonucleoside", "PAN", "2 - bromoethylamine", "BEA"]}